Upgrading Serial I/O
for Smart City

An OEM and integrator for public transportation systems needed a long-term solution to provide serial connectivity for peripheral devices.  

See the Solution

Custom Solutions from Start to Ship

From the earliest engineering concepts to manufacturing and support beyond shipment, the Sealevel team is on standby.  

See the Custom Process

The HazPAC 10
Rugged Panel PC
Has Arrived

Sealevel announces the HazPAC® 10 Rugged Panel PC.
Designed for Windows 10® IoT Embedded,  the HazPAC 10
delivers powerful processing and is certified by ATEX, IECEx and for C1D2. 

Meet the HazPAC 10

Healthcare Monitoring Designed for Certification

Our isolated and medical-grade I/O and embedded computers are designed for certification – no complications.  

See Solutions for Medical

The Latest in Engineering & Manufacturing

Tour our engineering department and see our state-of-the-art SMT line in action. Then, take a closer look at our through hole, testing and assembly capabilities.  

Tour Sealevel

Industrial I/O & Computers: Made in the USA

All Sealevel products are engineered and manufactured at our headquarters in Liberty, SC – allowing us to maintain our rigorous control and quality standards.  

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Creative Doers, Serious Business.

Welcome to Sealevel Systems, Inc.

Since 1986, we’ve brought control to the user with our innovative I/O solutions that enable computer connectivity. As our product families expand, responsive thinking and creative development continue to drive our company. From engineering design to production and support, Sealevel ensures client satisfaction with precision-made technology and high-quality services.

Learn About Sealevel

Need Custom Solutions?We Can Build It

We are proud to work with the most talented engineers from around the world to solve difficult problems in diverse environments. No matter your application requirements, Sealevel can provide a solution that perfectly fits your needs.

Latest News & Insights

April 13, 2022 — Engineering for Industry

Engineered for Healthcare: Medical-Grade Isolation

From doctors’ offices to hospital rooms to assisted living facilities, technology is transforming the healthcare industry. More technology means more machines, and more machines mean…

April 8, 2022 — I/O Trends

Adapting to Changing Technology: USB to Serial

Serial ports are used to connect a computer to peripheral devices and external equipment like printers, mice and keyboards. With serial ports, data is transferred…